.layui-table-select-dl{
    position: absolute;
    left: 0;
    top: 30px;
    padding: 5px 0;
    z-index: 899;
    min-width: 100%;
    border: 1px solid #d2d2d2;
    max-height: 300px;
    overflow-y: auto;
    background-color: #fff;
    border-radius: 2px;
    box-shadow: 0 2px 4px rgba(0,0,0,.12);
    box-sizing: border-box;
    margin-block-start: 1em;
    margin-block-end: 1em;
    margin-inline-start: 0px;
    margin-inline-end: 0px;
}

.layui-table-select-dd{
    display: block;
    padding: 0 10px;
    line-height: 36px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

dl dd:hover {
    background-color: #44aedb;
    -webkit-transition: .5s all;
    transition: .5s all;
}
.layui-table-selected{
    background-color: #fff;
}